●The model printed with super strong resin is strong and will not break easily when bent, and can withstand constant tension and stress ●Ultra-toughness resin has excellent drop resistance and shock resistance, and can withstand strong impact and other strong mechanical pressure ●Super toughness resin is suitable for most photocure 3D printers, suitable for wavelength bands of 365-405nm, and you will get better results with ANYCUBIC photocular 3D printers